Geospatial Data
| Title Sort descending | Author | Year | Sample |
|---|---|---|---|
| Tank | Ontario Ministry of Natural Resources | 1977 - 2007 | 
|
| Tectonic Assemblages of Ontario | Ontario Geological Survey |
1993 | |
| The City of London's Open Data Catalogue | City of London, Ontario |
Varies by dataset | 
|
| The National Hydro Network (NHN) | Natural Resources Canada |
2016 (Temporal coverage 1944 - ) | |
| Tile Drainage Area | Ontario Ministry of Agriculture, Food and Rural Affairs | 1983 - 2010 | 
|
| Toronto (City of Toronto) Digital Orthophotos - 1999 | Land Information Toronto |
1999 | |
| Toronto (Greater Toronto Area) Digital Orthophotos - 2008 | First Base Solutions |
2008 | |
| Toronto and Region Conservation Authority (TRCA) Data | Toronto and Region Conservation Authority | 2002 - 2014 | 
|
| Toronto Fire Insurance Plans | Charles E. Goad |
1884 - 1910 | |
| Toronto Homicide Data, 1990-2014 | Toronto Star | 2015 | 
|
| Toronto Transit Commission (TTC) Network Routes | Toronto Transit Commission | 2004 - 2014 | 
|
| Tourism Establishment Area | Ontario Ministry of Natural Resources | 1997 - 2012 | 
|
| Tower | Ontario Ministry of Natural Resources | 1977 - 2009 | 
|
| Traditional Land Use Area | Ontario Ministry of Natural Resources | 1997 - 2005 | 
|
| Trail Segment | Ontario Ministry of Natural Resources | 1997 - 2006 | 
|
| Transport Line | Ontario Ministry of Natural Resources | 1977 - 2008 | 
|
| Transport Point | Ontario Ministry of Natural Resources | 1977 - 2008 | 
|
| Transportation Tomorrow Survey | University of Toronto | 1986-2016 (5-year cycles) | |
| Travel Corridor, Fish | Ontario Ministry of Natural Resources | 1997 - 2006 | 
|
| Travel Corridor, Wildlife | Ontario Ministry of Natural Resources | 1997 - 2004 | 
|
